Added an optional notice for AI-generated content (#884)

Co-authored-by: Thorsten Sommer <SommerEngineering@users.noreply.github.com>

app/MindWork AI Studio/Program.cs

@@ -173,6 +173,7 @@ internal sealed class Program
         builder.Services.AddSingleton(typeof(RuntimeInfoResponse), runtimeInfo);
         builder.Services.AddMudMarkdownClipboardService<MarkdownClipboardService>();
         builder.Services.AddSingleton<SettingsManager>();
+        builder.Services.AddSingleton<AIGeneratedContentDisclosureService>();
         builder.Services.AddSingleton<PromptInjectionGuardService>();
         builder.Services.AddSingleton<ToolSettingsService>();
         builder.Services.AddSingleton<WebPageRetrievalService>();